For added eye comfort and for blocking out irritating reflections or light for the sun this eye cup provides the necessary comfort needed. The eye cup can rotate 360 degrees to maintain contact with the eye. Plus its anti-static design help reduce the amount of dust that can often collect on eye cups. This is an O.E.M. authorized part officially approved for Panasonic brand Lumix S1 and S1R digital cameras. DISCLAIMER: Use of non-authorized Panasonic LUMIX authorized accessories can result in discomfort or system malfunction. Be sure to consult your camera user manual for a list of approved accessories. KEYWORDS: lumix, lumix s; Panasonic lumix; Panasonic accessory; lumix accessory; original accessory; battery grip; power grip; grip; lumix grip; Panasonic grip; Panasonic oem; lumix oem; dmw-ec6; dmwec6; ec6; full frame; full-frame; mirrorless; s series; lumix s1; lumix s1r; dc-s1; dc-s1r; s1; s1r